When Dr. Innes arrives at an isolated mansion to treat elderly recluse Irene Maddick, he finds more than a troubled patient. Strange phone calls echo through empty halls, portraits mysteriously turn themselves around, and a fifty-year-old secret lurks in the shadows. As a storm builds over the distant bay, Dr. Innes must uncover the truth about what really happened to Mrs. Maddick's family five decades ago — before the house claims another victim.